In Kingdom Protista organisms show both the modes of reproduction that is sexual as well as asexual. Asexual method includes fission, plasmotomy, spore formation and budding.In Binary Fission a parent bacteria undergo mitosis and give rise to two individual cells.n this a small growth occurs on parent body which develops into new individual. Sexual Reproduction started from protists. In this there is formation of gamete. Along with this meiosis occurs which reduces the chromosome number.
Submandibular Lymph Nodes. There are many cervical (neck) lymph nodes, like the Submandibular one, which is in the neck that can cause a swelling or enlargement in the neck. Enlargement can often mean the presence of an infection or disease. Lymphatic fluid drains from different regions of the head and neck.
The most common lumps or swellings are enlarged lymph nodes. These can be caused by bacterial or viral infections, cancer (malignancy), or other rare causes. Swollen salivary glands under the jaw may be caused by infection or cancer. Lumps in the muscles of the neck are caused by injury or torticollis.